Given the standard electrode potentials: K + /K = – 2.93 V Ag + /Ag = 0.80V Hg 2+ /Hg = 0.79 V Mg 2+ /Mg = –2.37 V Cr 3+ /Cr = –0.74 V. Arrange these metals in their increasing order of reducing power. - Wired Faculty

Electrochemistry

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Given the standard electrode potentials:
K⁺/K = – 2.93 V Ag⁺/Ag = 0.80V
Hg²⁺/Hg = 0.79 V Mg²⁺/Mg = –2.37 V
Cr³⁺/Cr = –0.74 V.
Arrange these metals in their increasing order of reducing power.

Solution

answer:
Ag < Hg < Cr < Mg < K.

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The molar conductivity of 0.025 mol L^–1methanoic acid is 46.1 S cm² mol^–1. Calculate its degree of dissociation and dissociation constant. Give λ°(H⁺) = 349.6 S cm²mol^–1 and λ° (HCOO^– ) = 54.6 s cm² mol^–1.

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Electrochemistry

Given the standard electrode potentials:
K⁺/K = – 2.93 V Ag⁺/Ag = 0.80V
Hg²⁺/Hg = 0.79 V Mg²⁺/Mg = –2.37 V
Cr³⁺/Cr = –0.74 V.
Arrange these metals in their increasing order of reducing power.

Some More Questions From Electrochemistry Chapter

How would you determine the standard electrode potential of the system Mg²⁺/Mg?

Can you store copper sulphate solutions in a Zinc pot?

Why does the conductivity of a solution decrease with dilution?

Suggest a way to determine the Λ°_m value of water.

The molar conductivity of 0.025 mol L^–1methanoic acid is 46.1 S cm² mol^–1. Calculate its degree of dissociation and dissociation constant. Give λ°(H⁺) = 349.6 S cm²mol^–1 and λ° (HCOO^– ) = 54.6 s cm² mol^–1.

If the current of 0.5 ampere flows through a metallic wire for 2 hours, then how many electrons flow through the wire?

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Electrochemistry

Given the standard electrode potentials:K+/K = – 2.93 V Ag+/Ag = 0.80VHg2+/Hg = 0.79 V Mg2+/Mg = –2.37 VCr3+/Cr = –0.74 V.Arrange these metals in their increasing order of reducing power.

Some More Questions From Electrochemistry Chapter

How would you determine the standard electrode potential of the system Mg2+/Mg?

Can you store copper sulphate solutions in a Zinc pot?

Why does the conductivity of a solution decrease with dilution?

Suggest a way to determine the Λ°m value of water.

The molar conductivity of 0.025 mol L–1 methanoic acid is 46.1 S cm2 mol–1. Calculate its degree of dissociation and dissociation constant. Give λ°(H+) = 349.6 S cm2 mol–1 and λ° (HCOO– ) = 54.6 s cm2 mol–1.

If the current of 0.5 ampere flows through a metallic wire for 2 hours, then how many electrons flow through the wire?

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

Given the standard electrode potentials:
K⁺/K = – 2.93 V Ag⁺/Ag = 0.80V
Hg²⁺/Hg = 0.79 V Mg²⁺/Mg = –2.37 V
Cr³⁺/Cr = –0.74 V.
Arrange these metals in their increasing order of reducing power.

How would you determine the standard electrode potential of the system Mg²⁺/Mg?

Suggest a way to determine the Λ°_m value of water.

The molar conductivity of 0.025 mol L^–1methanoic acid is 46.1 S cm² mol^–1. Calculate its degree of dissociation and dissociation constant. Give λ°(H⁺) = 349.6 S cm²mol^–1 and λ° (HCOO^– ) = 54.6 s cm² mol^–1.